... wine. Wine barrel often deposit with some stones, namely argol, its main ingredients are tartaric acid and hydrogen potassium.To crush and dissolve the tartar, react with calcium hydroxide, add calcium...

... Industry: OxalicAcid can be used as dyeing agent Medicine Industry: OxalicAcid can be used for making tetracydine ,HCl etc. Others: As laboratory agent, solvents activato and basic materials for chemical industry. RefiningOxalicAcid Uses...